How to create usePrevious React Custom Hook? | Advanced React.js | JavaScript Interview Question
In this video we are going to discuss and build a custom React hook called usePrevious. We are going to briefly discuss questions like what are custom hooks? How they are used? What is the need of React Custom Hooks? We are also going to code along and implement usePrevious custom hook.
Do check out the video and share your feedback! :D
00:00 Introduction
00:51 What are the React Custom Hooks?
02:58 Starting with usePrevious Hook
03:58 What we need to implement?
06:35 Using useState to implement usePrevious
08:19 Why useState is not ideal for our useCase?
09:27 Using useRef to implement useRef
11:13 Outro
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